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19” TFT LCD COLOR TELEVISION

Service

Service

Service

Service

Service

Service

Service Manual

TABLE OF CONTENTS

Description

Important Safety Notice .............................................
Technical Data ...........................................................
Connection .................................................................
OSD Menu Control Level Structure ...........................
OSD Adjustment ........................................................
Remote Control Keys .................................................
Safety and troubleshooting information ....................
Definition of Pixel Defects ..........................................

...........

Wiring Diagram ..........................................................
Mechanical Instructions .............................................
F/W Upload Instructions ............................................
Electronic Instructions.................................................
DDC DATA .................................................................
Safety Instructions, Warnings and Notes ........

Page

2
3 ~ 4
5
6
7
8
9
10 ~ 11
12
13 ~ 16
17
18 ~ 19
20 ~ 23
24

Description

Block Diagram ...........................................................
Scaler Board Schematic Diagram ..............................
Power Board Schematic Diagram ..............................
Button Board Schematic Diagram .............................
LED Board Schematic Diagram .................................
Scaler Board Layout Side View .................................
Power Board Layout Side View .................................
Button Board Layout Side View .................................
LED Board Layout Side View ....................................
Exploded View ...........................................................
Recommended Parts List ..........................................
Spare Parts List .........................................................
General Trouble Shooting Guide ...............................
General Product Specification ...................................
Safety Check Process ...............................................

Page

25
26 ~ 38
39
40
41
42 ~ 43
44 ~ 45
46
47
48
49
50 ~ 56
57 ~ 71
72 ~ 89
90

SAFETY NOTICE

ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.

CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING.

REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINE.

Subject to modification

Oct. 16th. 2007

EN :

190TW8FB/00

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Summary of Contents for 190TW8FB

Page 1: ...m Button Board Schematic Diagram LED Board Schematic Diagram Scaler Board Layout Side View Power Board Layout Side View Button Board Layout Side View LED Board Layout Side View Exploded View Recommended Parts List Spare Parts List General Trouble Shooting Guide General Product Specification Safety Check Process Page 25 26 38 39 40 41 42 43 44 45 46 47 48 49 50 56 57 71 72 89 90 SAFETY NOTICE ANY P...

Page 2: ...on the schematics or exploded views Use of substitute replacement parts which do not have the same specified safety characteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Philips Philips assumes no liability express or implied arising out of any unauthorized modification of design Servicer assu...

Page 3: ...port 480 i 480 p 720P 1080i format Build in motion adaptive 3D digital Comb Filter Build in Teletext Functions TV System PAL and SECAM system Receivable Tuner FQ1216 MK5 Horizontal input frequency range 30 71 KHz Vertical input frequency range 50 75 Hz Maximum resolution 1440 900 Out of Range When input signal is out of range or down scaling support the OSD will show Out of Range within 5 seconds ...

Page 4: ...ack Right channel Red color Left Channel White color Type Stereo R L Channels Level 1Vrms Impedance More than 22k Interface 3 5mm Stereo Jack Black color Type Stereo R L Channels Level 40mW rms per Channel typ for 32 ohm earphon Impedance 32 ohm Interface 3 5mm Stereo Jack Max Audio output 5W 5W at 1 0Vp p 1kHZ input 10 THD max Sound Distortion 1 THD max at 250mW 1kHZ Speaker 5 W 8 ohms Speaker Im...

Page 5: ...ck Installation A quick OSD On Screen Display that end user can only press the Power button to trigger the dialog appear It contains Menu language Country for you to select Analog Y Yellow Red White R W S VIDEO SPDIF OUT PC AUDIO IN W Y AUDIO S Vid eo COMPOSIT E SCART AV R R Y W or DVD VCR STB or HDMI 1 2 3 4 5 Side of set 2 Menu key Turns the OSD menu ON and OFF To switch TV monitor ON and OFF 3 ...

Page 6: ... Sub Menu 2 nd Sub Menu 3 rd Sub Menu 4 th Sub Menu ATV S Video AV Scart VGA HDMI Brightnes s Slider 50 0 100 1 V V V V V V Contrast Slider 80 0 100 1 V V V V V V Colour Slider 70 0 100 1 V V V V V Sharpness Slider 4 0 7 1 V V V V V Backlight Slider 100 0 100 1 V V V V V V Cold V V V V V V Standard V V V V V V Warm V V V V V V Noise Reduction Off Low Medium V V V V V Treble Slider 50 0 100 1 V V V...

Page 7: ...ional keys to navigate the menus 4 The menu can be used to set the channel namings Auto Scan Manual Scan Channel and other related settings MENU Channel management Channel management 1 Press the key to bring up the OSD 2 Using the directional keys select from the OSD Then navigate to the feature you wish to adjust 3 The menu can be used to adjust the menu language and other important settings MENU...

Page 8: ... the volume 11 CH up down Press to sequentially select the TV Monitor channel 12 MENU Press to open or close the Menu 13 EXIT Exit Menu 14 Directional keys OK VOL up down CH up down 15 TTX MIX TELETEXT MIX Press to switch from TV AV to Teletext mode Press to overlay teletext page on the TV Monitor image 16 WIDE Press to toggle scaling mode between 4 3 16 10 Full Panorama and Letterbox 1 2 modes E ...

Page 9: ...e monitor does not operate normally when the operating instructions given in this manual have been followed Installation Locations Trouble Shooting Avoid exposure to heat and extreme cold Do not store or use the LCD monitor in locations exposed to heat direct sunlight or extreme cold Avoid moving the LCD monitor between locations with large temperature differences Choose a site that falls within t...

Page 10: ... Blue Purple Red Green Yellow Green Blue Cyan Light Blue Three adjacent lit sub pixels one white pixel Black dot defects appear as pixels or sub pixels that are always dark or off That is a dark dot is a sub pixel that stands out on the screen when the monitor displays a light pattern These are the types of black dot defects One dark sub pixel Two or three adjacent dark sub pixels A red or blue br...

Page 11: ...el 3 or fewer 2 adjacent lit subpixels 1 or fewer 3 adjacent lit subpixels one white pixel 0 Distance between two bright dot defects 15mm Total bright dot defects of all types 3 or fewer BLACK DOT DEFECTS ACCEPTABLE LEVEL MODEL 190TW8 1 dark subpixel 5 or fewer 2 adjacent dark subpixels 2 or fewer 3 adjacent dark subpixels 0 Distance between two black dot defects 15mm Total black dot defects of al...

Page 12: ...2 190TW8 TV Wiring Diagram CON2 4 PIN CN4 5 PIN J1 10 PIN CN1 10 PIN CN3 30 PIN CN101 10 PIN CN102 CN103 CN104 CN105 CN1 5 PIN CN1 8 PIN Scaler B P C B Power B P C B Panel Speaker R Speaker L LED B P C B ...

Page 13: ...Take off rear cover Fig 3 3 Disconnect the cables 1 Lay down LCD TV all tools prepared remove 7pcs screws from rear cover Fig 4 4 Disconnect the lamp cables Fig 5 5 Disconnect the LVDs cable and take off PCB shielding Fig 6 6 Remove 4pcs screws from top and down side panel ...

Page 14: ... left side of bezel Fig 11 11 Remove 3pcs screws from right side of bezel Fig 12 12 Separate bezel from panel Fig 7 Fig 8 8 Remove 8pcs screws from Speakers and take off them Fig 9 9 Disconnect the cable from Button B 7 Remove 2pcs screws from LED B and take off it 14 ...

Page 15: ...Power B Fig 17 17 Disconnect Main B and Power B Fig 18 18 The Main B Mechanical Instructions Fig 13 13 Remove 2pcs screws from left side of panel bracket Fig 14 14 Remove 2pcs screws from right side of bracket Fig 15 15 Remove 3pcs screw screws from connector ...

Page 16: ...190TW8 TV Mechanical Instructions 16 Fig 19 19 The Power B Fig 20 20 The LED B Fig 21 21 The Button B ...

Page 17: ...nd TV set are connection Enter factory mode A Use remote control press MENU key to show use OSD menu and then key 5588 B Factory mode OSD display when setting OK Executing MTK update tool MTK tool Select com Port and Baud rate Press Reset icon The error message will show on screen when communicate NG Press lightning icon to enter update page Press Browse to choose firmware file Press upgrade to up...

Page 18: ...ance Adjust rule to adjust white balance Annex 6 1 Save adjusted value 2 Change color temp to Warm Standard Cold 3 Adjust RG GG BG RO GO BO 4 Adjust CT values only to meet white spec Annex 7 1 Change input to VGA AV CVBS Annex 8 1 Change input source to SCART RGB to do auto Calibration 2 Timing SCART PAL BG 3 Pattern may be changed for different mode Gray Scale Pattern ENTER FACOTRY MODE Annex 1 I...

Page 19: ...pec than OK If you have not CA 110 the following R G and B values are for your reference 4 x y a Decrease B value to increase x y value and let x spec y spec or x spec y spec b If x spec y spec 1 Decrease G value to reduce y value 2 If meet spec than OK c If x spec y spec 1 Decrease R value to reduce x value 2 If meet spec than OK Philips Color Name Warm Standard Cold Color Temp 6500K 7500K 9300K ...

Page 20: ...80 72Hz VESA 640 x 480 75Hz VESA 800 x 600 56Hz VESA 800 x 600 60Hz VESA 800 x 600 72Hz VESA 800 x 600 75Hz VESA 832 x 624 70Hz Mac2 1024 x 768 60Hz VESA 1024 x 768 70Hz VESA 1024 x 768 75Hz VESA 640 85 480 800 85 600 1024 85 768 1280 60 720 1280 75 720 1440 60 900 1440 75 900 410mm 256 mm 1440 900 464 Pixels 34 Lines 80 Pixels 3 Lines 152 Pixels 6 Lines 0 Pixels 0 Lines Pixels Clock Refresh Mode ...

Page 21: ... 5 1280 x 720 75Hz Standard Timing ID 6 1440 x 900 60Hz Standard Timing ID 7 1440 x 900 75Hz Standard Timing ID 8 Not Used 36H 47H Detailed Timing Descriptor Block 1 1440x900 Pixel Clock 106 50 MHz Horizontal Image Size 410 mm Vertical Image Size 256 mm Refreshed Mode Non Interlaced Normal Display No Stereo Horizontal Active Count 1440 pixels Blanking Count 464 pixels Sync Offset 80 pixels Sync Pu...

Page 22: ...50 00 Hz Digital Separate Horizontal Polarity Vertical Polarity Reserved 30H 42H Detailed Timing Descriptions 720x480 Pixel Clock 27 00 MHz Horizontal Image Size 408 mm Vertical Image Size 230 mm Refreshed Mode Non Interlaced Normal Display No Stereo Horizontal Active Count 720 pixels Blanking Count 138 pixels Sync Offset 16 pixels Sync Pulse Width 62 pixels Border 0 pixels Frequency 31 47 kHz Ver...

Page 23: ... lines Sync Offset 5 lines Sync Pulse Width 5 lines Border 0 lines Frequency 60 00 Hz Digital Separate Horizontal Polarity Vertical Polarity 7FH CheckSum Valid 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 02 03 1E F1 4B 93 14 12 16 15 01 04 05 07 06 03 10 23 09 07 07 83 01 00 00 65 03 0C 00 10 00 01 1D 20 00 BC 52 D0 1E 20 B8 28 55 440 98 E6 10 00 00 1E 30 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 98 E6 10 00 40 0...

Page 24: ...and waveforms shown in the diagrams are indicative The semiconductors indicated in the circuit diagram and in the parts lists are interchangeable per position with the semiconductors in the unit irrespective of the type indication on 3 2 Schematic Notes All resistor values are in ohms and the value multiplier is often used to indicate the decimal point location e g 2K2 indicates 2 2 Kohm Resistor ...

Page 25: ...io input CVBS S Video Audio input SCART Audio input Tuner Audio input SCART Audio output S Video input CVBS input PC Video input Tuner Video input LVDS SCART RGB input SCART S VIDEO input SCAR CVBS input ADC GPIO Earphone 2 Wire Bus Speaker DDC EEPROM HDMI DDC EEPROM I2S Bus HDMI receiver MT8293 HDCP Keys 16bit 4 2 2 MTK format User Keypad SPDIF 2 Wire Bus DDRAM GPIO RS232 ...

Page 26: ...25V 1 2 Q7 2N3904 SOT23 2 1 3 R353 4 7k 6 NC R5 1k 6 C2 0 1uF 6 C212 22P 6 NC 1 2 C3 10uF 25V 1 2 Q26 2N3904 NC SOT23 2 1 3 CB3 0 1uF 6 CB96 0 1uF 6 U1 24C16 SOIC8 NC 1 NC 2 NC 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 Q5 2N3904 2 1 3 R354 4 7k 6 R4 2 2K 6 L52 Bead_121_4A 8 CE4 10uF 25V 1 2 R1 10k 6 R9 220 6 R308 10k 6 NC R328 10R 6 R290 10k 6 NC 1 H2 MTH276D126 2 3 4 5 6 7 8 9 CB97 0 1uF 6 R8 0R 6 C195 2200...

Page 27: ... 2 CB14 0 1uF 6 1 2 L56 Bead_121_4A 8 CE6 100uF 16V 1 2 L7 22uH 8 RC0805 L57 Bead_121_4A 8 CB16 0 1uF 6 1 2 CB13 0 1uF 6 1 2 C33 10uF 25V 1 2 C17 0 1uF 6 L6 Bead_121_4A 8 R25 200R 6F C32 0 1uF 6 CB15 0 1uF 6 1 2 L4 Bead_121_4A 8 C16 0 1uF 6 C14 0 1uF 6 L5 Bead_121_4A 8 CE44 10uF 25V NC 1 2 L58 Bead_121_4A 8 CE45 10uF 25V NC 1 2 U6 AP1117ELA TO252 ADJ GND 1 VOUT 2 VIN 3 CB12 0 1uF 6 1 2 C31 10uF 25...

Page 28: ...NC R47 0R 6 TP50 C222 0 1uF 6 C50 4 7uF 25V 1 2 TP3 C49 4 7uF 25V 1 2 C224 0 1uF 6 TP48 CB29 0 1uF 6 R44 0R 6 CB20 0 1uF 6 C220 0 1uF 6 C227 0 1uF 6 R49 1k 6 CB110 3300pF 6 1 2 C221 0 1uF 6 R46 10k 6 CB31 0 1uF 6 TP4 R43 0R 6 TP47 TP7 TP49 R41 4 7k 6 CB30 0 1uF 6 C47 22pF 6 1 2 R33 5 6M 6 CON1 HEADER 3pin 2 0mm Debug Port 1 2 3 CB21 0 1uF 6 1 2 CB25 0 1uF 6 MT8201 SMD E PAD 9 4 mm 9 4 mm exposed p...

Page 29: ...4R 1 8 2 7 3 6 4 5 C232 3300pF 6 1 2 CB118 0 1uF 6 R362 75R 6 R357 4 7k 6 U29 AP1117ELA TO252 ADJ GND 1 VOUT 2 VIN 3 CE52 330uF 25V 1 2 R355 110 6F CE54 330uF 25V 1 2 U27 IC LP2996 DDR Termination SOP8 SD 2 GND 1 VSENSE 3 VREF 4 VDDQ 5 AVIN 6 PVIN 7 VTT 8 R360 75R 6 CB38 0 01uF 6 CB108 0 1uF 6 1 2 R356 110R 6F RN17 75R 8P4R 1 8 2 7 3 6 4 5 RN13 75R 8P4R 1 8 2 7 3 6 4 5 CB33 0 1uF 6 CB112 0 1uF 6 R...

Page 30: ... OSC_IN 4 NC 5 IOVCC33 7 IOGND33 6 NC 8 KWP 9 KSDA 10 CGND18 13 ODCK 119 CVCC18 12 GPIO13 16 KSCL 11 GPIO14 15 GPIO12 17 GPIO11 20 GPIO10 21 GPIO9 22 IOVCC33 19 IOGND33 18 GPIO8 23 GPIO7 26 GPIO6 27 GPIO5 28 GPIO4 29 GPIO3 32 CVCC18 24 CGND18 25 CGND18 37 CVCC18 36 GPIO2 33 GPIO1 34 NC 35 INT 91 RESET 89 RSVDL 88 SCDT 90 Q2 122 SD3 71 SD2 72 IOVCC33 98 PGND 46 PVCC 47 NC 14 IOVCC33 31 AVCC 53 CSDA...

Page 31: ...302 10k 6 R377 0R 6 R111 0R 6 NC C81 10pF 6 NC R90 68R 6 R91 75R 6F R87 0R 6 NC C71 0 01uF 6 1 2 R93 10k 6 NC R123 0R 6 NC R92 100R 6 R79 0R 6 NC R293 200 6F NC U23 AP1117ELA TO223 NC ADJ GND 1 VOUT 2 VIN 3 D27 EZJZ0V800AA NC 1 2 R96 82K 6 NC R126 510R 6 R86 75R 6F R135 2k 6 D28 EZJZ0V800AA NC 1 2 RTD2120L U16 RTD2120L NC P5 0 PWM0 44 P5 1 PWM1 45 P5 2 PWM2 46 P5 3 PWM3 47 P5 4 PWM4 48 P5 5 PWM5 1...

Page 32: ...2 0 1uF 6 C85 3300pF 6 1 2 R394 18R 6 L19 10uH RC1206 QF1 2N7002 2 1 3 R151 10k 6 C210 0 1uF 6 NC C205 0 1uF 6 NC C84 1uF 6 1 2 C208 100uF 16V NC CB71 0 1uF 6 Q10 2N3904 2 1 3 CE55 330uF 25V NC R395 56R 6 L20 2 2uH 8 C87 1uF 6 NC 1 2 C206 22uF 25V NC C209 10uF 16V NC R154 56R 6 L50 Bead_121_4A 8 NC R153 75R 6F R146 3 3k 6 R396 75R 6F Q34 2N3904 2 1 3 L49 Bead_121_4A 8 C204 100uF 16V NC R150 0R 6 R...

Page 33: ...0V800AA NC 1 2 R158 75R 6F L25 0R 6 C94 330pF 6 1 2 L26 0R 6 FB5 0R 6 R159 0R 6 C96 330pF 6 C93 330pF 6 C91 47nF 6 1 2 R402 47K 6 NC D32 EZJZ0V800AA NC 1 2 R161 18R 6 R160 75R 6F C97 330pF 6 R157 0R 6 C106 330pF 6 NC C101 47nF 6 1 2 C102 330pF 6 NC L24 0R 6 C105 330pF 6 NC R401 47K 6 NC C103 330pF 6 NC D33 EZJZ0V800AA NC 1 2 D30 EZJZ0V800AA NC 1 2 C91 E4 C92 C4 C93 D4 C94 E4 C95 E3 C96 C3 C97 D3 C...

Page 34: ... 23 R176 68R 6 C117 0 01uF 6 1 2 C121 0 01uF 6 1 2 R168 0R 6 R164 0R 6 D43 EZJZ0V800AA NC 1 2 R390 47k 6 NC R185 1k 6 C109 330pF 6 NC C125 330pF 6 NC U30 NC7SB3157 B1 1 GND 2 B0 3 A 4 VCC 5 S 6 L75 FB 8 1 2 C108 47nF 6 1 2 D41 EZJZ0V800AA NC 1 2 R409 0R 6 R165 18R 6 D40 EZJZ0V800AA NC 1 2 R178 100R 6 L28 0R 6 R170 68R 6 R184 75R 6F D35 EZJZ0V800AA NC 1 2 C114 330pF 6 NC CE17 10uF 25V R375 470 6 CB...

Page 35: ...1 3 R383 1k 6 R206 100R 6 R204 33R 6 R207 100R 6 CE28 10uF 25V 1 2 CE31 330uF 25V CAR315 CE25 10uF 25V 1 2 Q12 2N3906 2 1 3 R338 47k 6 R189 34 5K 6 CB83 10pF 6 NC 1 2 CB98 0 1uF 6 1 2 CE21 10uF 25V 1 2 R218 10k 6 TP40 D46 EZJZ0V800AA NC 1 2 CE24 33uF 25v R222 1k 6 R217 1k 6 D61 4148 NC Q18 2SD2653K 2 1 3 Q15 2N3906 2 1 3 CE30 330uF 25V CAR315 1 2 R385 470R 6 CB82 10pF 6 NC 1 2 R347 470R 6 C134 10u...

Page 36: ...NC CB91 0 1uF 6 R237 10k 6 NC CE40 330uF 25V 1 2 CE41 330uF 25V CAR315 R239 0R 6 NC L33 Bead_121_4A 8 C246 0 1uF 6 R243 200k 6 R312 10k 6 NC R236 0R 6 NC QF3 2N7002 SOT23 2 1 3 C144 0 1uF 6 R238 10k 6 NC R241 100k 6 L34 Bead_121_4A 8 NC CB90 0 1uF 6 R240 0R 6 NC Q19 SI9435 2 3 4 5 7 6 8 1 CN3 1841 30P 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 CE39 330uF 25V 1...

Page 37: ...3 OUT1P 26 OUT1M 28 OUT2M 21 VDDP1 25 VDDP2 24 VSSP1 30 VSSP2 19 BOOT1P 27 BOOT2M 20 STABI1 31 ENABLE 7 SO OL 6 DIAG 10 VSSD 16 VSSD 17 VSSD 1 VSSD 32 VDDA2 13 VSSA2 12 BOOT1M 29 BOOT2P 22 STABI2 18 TEST 11 CDELAY 8 N C 9 L35 Bead_121_4A 8 C185 1uF 6 R251 10k 6 R260 10R 12 R257 1M 6 NC R270 1M 6 NC R412 1k 6 NC R271 10R 12 C163 1uF 6 R266 47k 6 C183 220nF 6 C172 1uF 6 C158 470pF 6 R248 10R 12 C154...

Page 38: ...2 3 1 C249 NC 10pF D59 BAV99L NC 2 3 1 R281 6k 6 C256 NC 10pF L60 Bead_121_4A 8 L66 FB 6 D57 BAV99L 2 3 1 D52 BAV99L NC 2 3 1 R289 100R 6 R278 1k 6 D60 BAV99L NC 2 3 1 CB92 0 1uF 6 C250 NC 10pF R279 2k 6 R286 0R 6 C191 0 1uF 6 NC R283 10k 6 C190 0 1uF 6 NC D51 BAV99L NC 2 3 1 L62 Bead_121_4A 8 C192 0 1uF 6 NC C254 0 1upF 6 C253 NC 10pF R276 10k 6 L74 FB 6 L61 Bead_121_4A 8 D56 BAV99L NC 2 3 1 R282...

Page 39: ... 200K R135 20K G D S Q103 AOD484 G D S Q104 AOD484 C13 332 12V INV C6 222 CR3 UF1007 R11 10R R14 0 43 OHM 3 4 IC2B PC123X2Y C9 471 CR4 PR1003 R12 100R R13 100R C8 50V10u R6 680K R7 680K R8 680K R9 100R C7 103 CR5 1N4148 C10 50V56u C11 47pF L2 R10 100K R5 27K G D S Q1 2SK3562 Q 1 2 3 4 5 6 7 8 IC1 K A G IC52 XL0840 R63 680R OB2268CP R161 N A CR6 N A R15 N A 1 7 10 6 2 3 5 4 T101 1 7 10 6 2 3 5 4 T1...

Page 40: ... POWER MENU AUTO RIGHT LEFT Up Down SW2 TOUCH SWITCH 4P SW7 TOUCH SWITCH 4P SW3 TOUCH SWITCH 4P CN1 JST 8Pin PH2 0mm H 1 2 3 4 5 6 7 8 SW4 TOUCH SWITCH 4P SW1 TOUCH SWITCH 4P SW5 TOUCH SWITCH 4P SW6 TOUCH SWITCH 4P B 1 Schematic Diagram Button Board ...

Page 41: ...190TW8 TV 41 A A B B C C D D E E 5 5 4 4 3 3 2 2 1 1 green orange SEN1 1 2 3 1 H2 MTH276D126 CN1 4501 04 05P R 1 2 3 4 5 1 H1 MTH276D126 LED1 EL 209 2EGW A1 C A2 L 1 Schematic Diagram LED Board ...

Page 42: ...U5 D2 C37 B3 CN3 D4 U6 D2 C38 B2 CN4 B5 U7 B4 C39 B2 CN5 D3 U3 A1 A2 C40 B2 CN6 E2 X1 B3 C41 C2 CN7 E2 CN8 E3 C42 D2 D1 B2 CN9 E5 C43 D2 D2 B2 D32 E2 C44 C2 D3 B4 D33 E2 C45 C2 D4 A3 FB1 D4 C46 C2 D5 C4 FB2 A2 C47 D2 D6 C4 FB3 B2 C48 C2 D7 C4 FB4 A3 R18 A2 R63 A4 FB5 B3 R19 C1 R64 C4 FB6 C2 R20 D2 R65 C4 H1 D4 R21 C1 R66 C2 H2 A1 R22 D2 R67 C2 H3 A3 R23 D1 R68 C2 JP1 B3 R24 D2 R69 C2 L1 A3 R25 E4 ...

Page 43: ...190TW8 TV 43 S B Layout Side View Scaler Board ...

Page 44: ...56 J10 JR51 H9 C57 I10 JR101 D9 C59 L9 JR102 D8 C62 G10 L1 I3 C64 I10 L2 H6 C67 F10 L51 K10 C101 D10 L53 E10 C102 D9 Q1 I5 C127 C8 R1 G3 C130 B8 R5 G6 C133 A3 R6 K4 C136 B2 R11 J6 CN1 G1 R12 L6 CN101 L8 R14 J5 CN102 A10 R67 K10 CN103 A9 R70 F10 CN104 A2 R71 H10 CN105 A10 T1 H7 CN106 E4 T101 B6 CR1 L3 T102 B3 CR2 G3 JA1 G1 CR3 G6 JK1 J1 CR4 J7 JP1 E4 CR5 K7 Layout Side View Power Board ...

Page 45: ...7 L5 R135 D3 C111 D5 R8 L6 R136 E3 C112 D5 R9 K6 R137 D4 C113 E6 R10 K6 R138 E3 C114 E6 R13 K5 R139 E4 C115 E6 R15 K6 R140 D3 C116 D6 R51 I8 R141 D4 C117 D6 R52 I8 R142 D3 C118 D6 R53 F8 R143 E3 C119 D7 R54 F8 R144 E3 C120 D7 R56 J8 R145 E2 C121 D7 R57 I8 R146 E2 C122 D7 R58 J8 R147 D2 C123 E5 R59 J8 R148 D2 C124 D4 R60 K8 R149 E2 C125 E3 R61 J8 R150 E1 C126 D3 R62 K8 R151 D2 C128 E2 R63 K8 R152 D...

Page 46: ...190TW8 TV 46 B A B B Layout Side View Button Board ...

Page 47: ...190TW8 TV 47 L A L B Layout Side View LED Board ...

Page 48: ...190TW8 TV 48 Exploded View ...

Page 49: ...U30 Analog Switch IC ALHC4052018 IC 16P 74HC4052D SO16 GP 1 U24 Dual 4 channel analog multiplexer demultiplexer TRANSISTOR BA039040Z19 TR SMD PMBS3904 40V 200MA GP 19 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q1 0 Q11 Q14 Q16 Q17 Q18 Q2 0 Q27 Q28 Q32 Q33 Q34 TRANSISTOR BA039060Z10 TR SMD PMBS3906 40V 200MA GP 5 Q12 Q15 Q23 Q24 Q30 TRANSISTOR BAM9435YZ17 TR MOSFET SI9435BDY E3 30V 5 1A GP 3 Q1 Q2 Q19 TRANSISTOR BAN7002...

Page 50: ...0 01U 50V 10 X7R 0603 GP C116 CH31006K919 CAP CHIP 0 01U 50V 10 X7R 0603 GP C117 CH31006K919 CAP CHIP 0 01U 50V 10 X7R 0603 GP C121 CH31006K919 CAP CHIP 0 01U 50V 10 X7R 0603 GP C122 CH31006K919 CAP CHIP 0 01U 50V 10 X7R 0603 GP 10E9P0MB001 E9T PV M B ASSY MT8201 E9P GP E9T203 02 21E9T0MB015 E9T M B Schematic MT8201 C2A 31E9T0SS011 E9T PV M B S S ASSY MT8201 E9P GP DA0E9TMB032 PCB M B E9T PV 4L 11...

Page 51: ...B6 CH41004Z931 CAP CHIP 0 1U 25V 80 20 Y5V 0603 GP CB7 CH41004Z931 CAP CHIP 0 1U 25V 80 20 Y5V 0603 GP CB8 CH41004Z931 CAP CHIP 0 1U 25V 80 20 Y5V 0603 GP CB9 CH41004Z931 CAP CHIP 0 1U 25V 80 20 Y5V 0603 GP CB10 CH41004Z931 CAP CHIP 0 1U 25V 80 20 Y5V 0603 GP CB11 CH41004Z931 CAP CHIP 0 1U 25V 80 20 Y5V 0603 GP CB12 CH41004Z931 CAP CHIP 0 1U 25V 80 20 Y5V 0603 GP CB13 CH41004Z931 CAP CHIP 0 1U 25V...

Page 52: ...ES ARRAY CHIP 33 1 16W 5 8P4R GP RN11 CJ033084N32 RES ARRAY CHIP 33 1 16W 5 8P4R GP RN12 CJ033084N32 RES ARRAY CHIP 33 1 16W 5 8P4R GP FB5 CS00003J918 RES CHIP 0 1 10W 5 0603 GP FB6 CS00003J918 RES CHIP 0 1 10W 5 0603 GP FB7 CS00003J918 RES CHIP 0 1 10W 5 0603 GP FB8 CS00003J918 RES CHIP 0 1 10W 5 0603 GP R8 CS00003J918 RES CHIP 0 1 10W 5 0603 GP R43 CS00003J918 RES CHIP 0 1 10W 5 0603 GP R44 CS00...

Page 53: ... 470 1 10W 5 0603 GP R375 CS14703J916 RES CHIP 470 1 10W 5 0603 GP R384 CS14703J916 RES CHIP 470 1 10W 5 0603 GP R385 CS14703J916 RES CHIP 470 1 10W 5 0603 GP R105 CS15103J917 RES CHIP 510 1 10W 5 0603 GP R126 CS15103J917 RES CHIP 510 1 10W 5 0603 GP R277 CS15103J917 RES CHIP 510 1 10W 5 0603 GP R278 CS21003F912 RES CHIP 1K 1 10W 1 0603 GP R355 CS21003F912 RES CHIP 1K 1 10W 1 0603 GP R356 CS21003F...

Page 54: ...0K117 EMI FILTER FCH3216 100K 10UH 150MA GP FB1 CX201209813 EMI FILT CHIP FBMA 11 201209 121A40 GP FB2 CX201209813 EMI FILT CHIP FBMA 11 201209 121A40 GP FB3 CX201209813 EMI FILT CHIP FBMA 11 201209 121A40 GP FB4 CX201209813 EMI FILT CHIP FBMA 11 201209 121A40 GP L1 CX201209813 EMI FILT CHIP FBMA 11 201209 121A40 GP L2 CX201209813 EMI FILT CHIP FBMA 11 201209 121A40 GP L3 CX201209813 EMI FILT CHIP...

Page 55: ...K CXN GP CE50 CC610X6MD01 CAP EC 10U 50V 20 105C 5 11 5K CXN GP CE51 CC610X6MD01 CAP EC 10U 50V 20 105C 5 11 5K CXN GP CE135 CC610X6MD01 CAP EC 10U 50V 20 105C 5 11 5K CXN GP CE136 CC610X6MD01 CAP EC 10U 50V 20 105C 5 11 5K CXN GP L42 CV52214KD05 IND DIP22UH 10 1 4A SL0912T 220K 1 N GP L43 CV52214KD05 IND DIP22UH 10 1 4A SL0912T 220K 1 N GP L44 CV52214KD05 IND DIP22UH 10 1 4A SL0912T 220K 1 N GP L...

Page 56: ... ASSY 2AE9P0PTM00 E9T PV PANEL KIT ASSY CMO 5MS GP AA0190A1084 LCD 19 M190A1 L07 1440 900 5MS GP AZE9P0BM007 E9P PT SW BIOS IMAGE MT8201 CMO PAL EU AZE9P0EM003 E9P PT D SUB EDID IMAGE CMO AZE9P0HM000 E9P PT HDMI EDID IMAGE CMO FAE9T002019 LCD BKT LEFT E9T PV FAE9T002 REV3B GP FAE9T002 LCD BKT LEFT FAE9T003015 LCD BKT RIGHT E9T PV FAE9T003 REV3C GP FAE9T003 LCD BKT RIGHT FCL9V005015 AL FOIL L9VDQ 4...

Page 57: ...nf file 2 Screen size not correct 3 Picture too large or small 4 Unstable picture Picture flickers 5 Out of H V Sync 6 Picture too bright 7 Picture too dim 8 No power LED is off 9 Missing color 10 OSD main menu locked 11 Jitter Video Noise 12 Power management function is not active 13 190TW8 TV 57 ...

Page 58: ...e word with your keyboard to wake up computer from saving status 2 Check that your video cable is plugged in and does not have bent pins Note Do not set screen saver at 14 minutes It will cause no display problem as above mentioned Action Change timer setting of screen saver or disable screen saver General Trouble Shooting Guide 58 ...

Page 59: ...t 2 Change resolution It may cause by PC 3 LCD monitor can not display Vertical Frequency setting at 76 Hz 85 Hz Is picture displayed normally 1 Make sure the correct signal is input 2 Press the keyboard or operate the mouse 3 Make sure of the range of the input frequency and then set the computer It is need to check and repair the monitor Is picture displayed normally END END 1 Try system with an...

Page 60: ...then click advanced 5 Choose monitor button point to change then click next 6 Choose display a list of all the drivers in a specify location so you can select the driver you want then click next and then click have disk 7 Click browse button then choose the appropriate drive F RD ROM Drive then click ok button 8 Click the ok button then choose your monitor model and click the next button 9 Click f...

Page 61: ...r via OSD manipulation Select Reset to Factory settings Try the monitor with another computer Video card could be defective Is picture displayed normally END Consult a service center the monitor may be defective END YES No YES No Reset monitor via OSD menu manipulation Change monitor timing to work at the recommended resolution OK Please contact your dealer reseller for more information 4 END YES ...

Page 62: ...rs Vertical Horizontal flicker appears Push the AUTO button Eliminate the Vertical Horizontal bars using the Phase Adjustment in the first window OK Please contact your dealer reseller for more information YES NO END General Trouble Shooting Guide ...

Page 63: ... another system Monitor related Make sure that the video system doesn t select a driver that is outside the monitor H V scan range out of presetting timing range while going into windows Run windows by using basic VGA mode example 640 480 1 Try system with another monitor 2 Try monitor with another system Monitor related It is need to check and repair the monitor It is need to check and repair the...

Page 64: ...lly Reset the monitor via OSD manipulation Select Reset to factory settings or change the color temperature settings to be 9300 color coordination from OSD menu Try the monitor with another computer video card could be defective Is picture displayed normally It is need to check and repair the monitor YES END NO END YES NO General Trouble Shooting Guide ...

Page 65: ...ature settings to be 9300 color coordination from OSD menu Try the monitor with another computer video card could be defective Is picture displayed normally It is need to check and repair the monitor Note 1 Sun light passing through a window is much brighter than monitor luminance luminance is the measurable quantity which most closely corresponds to brightness therefore the two worst places for a...

Page 66: ... Power off the monitor and then on Power LED on The monitor may have become faulty due to excessive shock It is need to check and repair the monitor Power LED on Insure that unit is plugged into a known good power source move a good radio to plug into the power source to test it It is need to check and repair the monitor END YES YES YES END NO YES YES YES NO NO General Trouble Shooting Guide ...

Page 67: ... YES YES END NO There are 2 easy ways to determine the Missing color problem 1 View an image that is supposed to be White If one of the colors RGB is not functioning White can not be produced 2 View an image that supposed to contain Red Green and Blue Color problems will be apparent when one or more of these colors can not be displayed Normal White Magenta or Purple Color means that the green sub ...

Page 68: ...D MAIN MENU LOCKED Press and hold the OSD menu key for about 10 seconds until picture displays OSD MAIN MENU UNLOCKED OK Please contact your dealer reseller for more information END YES NO General Trouble Shooting Guide ...

Page 69: ...OCKED Press and hold the OSD menu key for about 10 seconds until picture displays OSD MAIN MENU UNLOCKED OK Please contact your dealer reseller for more information END YES NO General Trouble Shooting Guide 190TW8 TV 69 ...

Page 70: ...Noise disappear Video system problem Monitor related Power off any monitor that is within 2 or 3 feet away Remove any unshielded speakers away from the monitor Make sure there are no flourescent light fixtures close to the monitor Try to keep monitor away from large metal structures power poles fans and metal carts Check for other devices that may be causing magnetic interference Is picture displa...

Page 71: ...f the video signals of PC are not off power management function is not active normally Repeat to power on and off power management There are accelerator boards not complied with VESA OK Consult a service center the monitor may be defective NO YES END General Trouble Shooting Guide 190TW8 TV 71 ...

Page 72: ...264 V 47 63 Hz Dual input Table of Contents 1 General Feature 2 Remote Key Definition 3 Local Key Definition 4 Input Output Signal Specification 5 OSD Tree 6 Power Saving 7 PC Timing Mode 8 Broadcasting Sound 9 Teletext Operation 10 Mechanical Spec 11 Regulation and Reliability 12 Accessory 72 190TW8 TV ...

Page 73: ...Jack 3 For Audio Video Din Jack For S Video SCART 1 21 Pin for Video S Video RGB PH Jack For TV Input PAL system Earphone Jack For Audio Output SPDIF For Audio output I2S 3 5mm Stereo Jack For PC Stereo Audio Input Black color I O Functions D Sub 15 For VGA Support PAL NTSC SECAM video format Support 480 i 480 p 720P 1080i format Build in motion adaptive 3D digital Comb Filter Video Functions Buil...

Page 74: ...se A B Less than 1 5mm V Center C D Less than 1 5mm Tilt E F Less than 1mm Display Area Tilt Speaker Internal speaker 5W 2 stereo volume adjustable Treble Bass 3db Frequency Response 100 15KHz with 3 db variation Audio THD Total HarmonicDdistortion Limited to 5 at 2W at 0 1 15 KHz OSD Capability On screen display adjustment function ISP Fuctions ISP In System Programming function available for rev...

Page 75: ...te right in the OSD menu 2 volume up when OSD menu is not showed on screen 25 OK Selection Confirmation 26 Menu Open Exit Menu 27 Channel Up In ATV mode press this key to do Channel up 28 Channel Down In ATV mode press this key to do Channel down 29 Volume up Volume up 30 Volume down Volume down 31 MPX NICAM STEREO Broabcast Stereo Mono BILINGUAL Broadcast Sound 1 Sound 2 MONAURAL Mono FM FM STERE...

Page 76: ...d color button to do teletext operation In teletext mode 40 G Green color button to teletext operation In teletext mode 41 Y Yellow color button to teletext operation In teletext mode 42 B Blue color button to teletext operation In teletext mode 43 WIDE Scaling Mode 4 3 16 9 Panorama Letterbox1 Letterbox2 Letterbox3 76 190TW8 TV ...

Page 77: ...own Press these buttons to select the TV channel in sequence 5 Vol Left Press Vol Left key to move selection left or to decrease value Press these buttons to select the volume level 6 Vol Right Press Vol Right key to move selection right or to increase value Press these buttons to select the volume level 7 Input OK Press this button to confirm selection Press this button to select the input source...

Page 78: ...pedance More than 22kΩ Interface 3 5mm Stereo Jack Black color Headphone Output Type Stereo R L Channels Level 40mW rms per Channel typ for 32 ohm earphone Impedance 32 ohm Interface 3 5mm Stereo Jack Built in Speaker Max Audio output 5W 5W at 1 0Vp p 1kHZ input 10 THD max Sound Distortion 1 THD max at 250mW 1kHZ Speaker 5 W 8 ohms Speaker Impedance 8 ohms at 1kHZ Residual Hum 500uW Max at Min Vol...

Page 79: ... 2 Green Video 3 Blue Video 4 Ground 5 Ground 6 Red Ground 7 Green Ground 8 Blue Ground 9 5V PC97 10 VGA CONN Sync GND 11 Ground 12 SDA DDC Data 13 Horizontal Sync 14 Vertical Sync 15 SCL DDC Clock 05 25 TVI update HDMI Type Type A Level 400mVrms Impedance 100Ω SPDIF Type RCA Jack Level 500mVpp 20 79 190TW8 TV ...

Page 80: ...V Cold V V V V V V Standard V V V V V V Color Temp Warm V V V V V V Picture Noise Reduction Off Low Medium High V V V V V Treble Slider 50 0 100 1 V V V V V V Bass Slider 50 0 100 1 V V V V V V Balance Slider 0 50 50 1 V V V V V V On V V V V V V Sound Effect Off V V V V V V On V V V V V V Audio AVL Off V V V V V V UK France Germany Italy Spain Switzerland Denmark Belgium Netherlands Luxembourg Cze...

Page 81: ...V V V V Cestina V V V V V V Dansk V V V V V V Dutch V V V V V V V V V V V V V V V V V V Menu Language V V V V V V Sleep Off 15 30 45 60 90 120 V V V V V Please enter your PIN New PIN Set PIN Type it again to confirm V Full V V V V V V 4 3 V V V V V V 16 9 V V V V V Panorama V V V V V Letterbox1 V V V V V Letterbox2 V V V V V Wide Mode V V V V V HDMI Scan Info Auto Overscan Underscan V SCART Auto A...

Page 82: ...d from AC source There are no power saving modes for TV AV1 S1 SCART inputs While VGA is selected to be input this LCD TV is equipped with a power management according to VESA DPMS There is a delay of 5 seconds before the transition from On state to power saving state to avoid unintentionally entering of a power saving state during display resolution and timing mode changes During the period of de...

Page 83: ...0 37 879 60 VESA 9 800 600 48 077 72 VESA 10 800 600 46 875 75 VESA 11 832 624 49 72 74 5 MAC 12 1024 768 48 36 60 VESA 13 1024 768 56 48 70 VESA 14 1024 768 60 02 75 VESA 15 1280 720 44 772 59 855 VESA 16 9 16 1280 720 56 456 74 777 VESA 16 9 17 1360 768 47 72 59 799 VESA 16 9 18 1360 768 60 288 74 891 VESA 16 9 19 1440 900 55 935 59 887 VESA 16 10 20 1440 900 70 635 74 984 VESA 16 10 21 1280x102...

Page 84: ...no Stereo Stereo Mono Bilingual Sound1 Sound2 FM Stereo A2 Stereo Stereo Mono Bilingual Sound1 Sound2 Reference Table MPX key Mono Stereo Sound1 Sound2 MICAM Monaural Mono Stereo Analog mono Stereo Bilingual Analog mono NICAM A NICAM B FM A2 Monaural Mono Stereo Mono Stereo Bilingual Sound1 Sound2 84 190TW8 TV ...

Page 85: ...sing 0 9 on the remote controller Red Green Yellow Blue Teletext RGBY soft key In fast text mode these correspond to differently coloured subjects In list mode they correspond to the different coloured page numbers HOLD Hold the page To hold the Teletext page when viewing multi page information Press again to return to automatic page update SIZE Zoom Teletext Page This is used to zoom page up to 2...

Page 86: ...be less than 0 3mm Ergonomics Tilt Down 0º up to 1º Screen Printed Parts Artwork TBD Front Panel Buttons Tactile Button Alignment The gap clearance between the buttons and the bezel surface shall be uniform Surface Quality Surface color gloss texture blemishes and all other irregularities in the plastic shall comply with TVIs approval sheet Others Fade and Color change All external surfaces shall ...

Page 87: ... oct min Test Time 60 min per axis total 3 axis 6 main face Weak Corner 76 2 cm Six Faces 76 2 cm Drop Test 100G 3 Edges 76 2 cm Bottom 30 minutes Side 15 minutes Repetitive Shock Test ends 15 minutes 87 190TW8 TV ...

Page 88: ...d 8kV for air discharge of Electrostatic Discharge to meet the acceptance criteria as specified in EN55024 Mean time between failure MTBF For the purposes of demonstrating the MTBF of this product a failure is defined as the inabilityof the product to function in accordance with this specification A failure event interrupts the expectedoperation of the product and requires service or repair to res...

Page 89: ...or Black color 2 Audio Cable Quantity no Length 1 8meters 15mm 0mm Cable Color Black color 3 VGA Cable Quantity no 4 Remote Controller Unit Multi function remote controller include battery 5 TV User Guide Quantity one 6 Remote Controller User Guide Quantity no 7 Warranty Card Quantity no 8 Battery Quantity TBD 89 190TW8 TV ...

Page 90: ...icians review test procedures so that HV requation are always checked as a standard servicing procedure and the reason for this prudent routine is cleanly understood by everyone It is important ot use an accurate and reliable HV meter It is recommended that the HV recorded on each customer s invoice which will demonstrate a proper concern for the customer s safety 5 When troubleshooting and making...

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